How do I submit a bid or proposal? All formal bids and proposals shall be submitted as specified in the solicitation document.We only accept electronic submissions for bids. Please read the entire bid package and all attachments before submitting a Bid. These links will connect you with the latest transportation-related bid and procurement opportunities from ADOT and a variety of state and local agencies. Invitation for bids shall be issued at least 14 days before the due date and time in the invitation for bids unless a shorter time is deemed necessary. As applicable, the Bidder shall meet or exceed the delivery terms listed in the contract. Descriptive Literature. Arizona Statutory Bid Bond Bidder's. The bid opening room is located in the Office of the City Clerk of the City of Safford, 717 Main Street, Safford, AZ 85548-0272.